How do you start running without injury?

Running is a high impact aerobic activity. Being high impact in nature it is more prone for injuries. Certain measures if taken care, most of the injuries can be prevented.
* Do proper warm up prior to running. Warm up prepares body for intense activity by increasing blood flow to the working muscles; it also reduces the viscosity of soft tissues and synovial fluid in the joint. Warm up prepares cardiovascular system to do circulatory adjustment prior to event. Warm up can be spot jogging, start with walking and gradually increase the speed.
* Proper Foot gear is also important, there are special shoes for running which provides stability to foot, resist torsion force and absorbs ground reaction force, ligament instability, plantar fasciitis etc.
* Activity pacing is very important so that you body get sufficient time to recover from the exhaustive workout. Do not force your body to go beyond the limit.
* Check the level of intensity with which you are running by measuring heart rate, rate of perceived exertion.
* If you are a beginner check with your doctor to ensure safety while running. Running can be too strenuous activity for individuals with cardiovascular and pulmonary disorders. Also in some orthopedic conditions like osteoarthritis, lower limb fractures it may be contraindicated.
* Overweight and obese individuals are more prone for injuries and should avoid running and go for open kinematic chain exercises like cycling.

Hi Shikha,
Lizzy is right.